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DT Series

DT Series Traffic Signal Module – Arrow

The DT Series 12″ Arrow LED Traffic Signal Module is engineered for agencies that require extended service life, precise arrow visibility, and exceptional long-term reliability. Built with LEOTEK’s Extended Life™ design platform, the DT Series delivers superior thermal management, enhanced optical uniformity, and long-lasting LED performance for directional traffic movements.

Its patented optical system ensures crisp, evenly illuminated Red, Yellow, or Green arrow indications that remain clear in all lighting and weather conditions. The module installs easily into standard 12″ signal housings, while its overmolded electrical connectors create a fully weather-sealed interface to protect against moisture intrusion.

Intertek ETL verification and compliance with all ITE standards confirm the DT Series as a trusted, specification-grade solution for cities, utilities, and DOTs aiming to reduce maintenance cycles and improve operational reliability. Backed by an industry-leading 15-Year Standard Warranty, the DT Series Arrow module provides one of the lowest lifetime ownership costs available in the market.

Features

  • 15-Year Standard Warranty — unmatched long-term assurance for signal reliability
  • Extended Life™ optical and thermal design for superior uniformity and longevity
  • Excellent arrow visibility with vivid, uniform Red/Yellow/Green indications
  • Intertek ETL Verified and compliant with ITE specifications
  • Overmolded connectors for a fully weatherized, moisture-resistant seal
  • Installs easily into existing 12″ arrow signal housings
  • Available in Clear or Tinted lens options
  • Engineered for superior thermal management to maintain stable output
  • Reduced energy and maintenance costs for agencies and municipalities
  • Compatible with 120Vac (80–135Vac) operation

Specifications

Color
Red, Green, Yellow
Indication
Arrow
Lens Color
Clear, Tinted
Lens Size
12"
Voltage
120Vac (80-135Vac)
Certification
ETL, CSA

Resources

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DT Series 12″ – Arrow 80-135Vac

pdf

DT 12'' 80-135Vac Arrow Spec Sheet

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Date added: 11-12-2018
Date modified: 25-11-2025
pdf

DT Signals Information Sheet

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Date added: 29-03-2022
Date modified: 25-11-2025
pdf

US Terms and Conditions of Sale Transportation and Signal Lighting

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Date added: 03-05-2023
Date modified: 25-11-2025
pdf

Warranty Statement TSL

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Date added: 01-04-2021
Date modified: 25-11-2025
pdf

DT IL LD MF Series Installation Guide

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Date added: 03-01-2022
Date modified: 25-11-2025

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